WebGLRenderingContext.isFramebuffer()

The WebGLRenderingContext.isFramebuffer() method of the WebGL API returns true if the passed WebGLFramebuffer is valid and false otherwise.

Syntax

isFramebuffer(framebuffer)

Parameters

framebuffer

A WebGLFramebuffer to check.

Return value

A GLboolean indicating whether or not the frame buffer is valid.

Examples

Checking a frame buffer

const canvas = document.getElementById('canvas');
const gl = canvas.getContext('webgl');
const framebuffer = gl.createFramebuffer();

gl.isFramebuffer(framebuffer);

Specifications

Specification
WebGL Specification
# 5.14.6

Browser compatibility

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See also